linux-yocto/5.10: BSP configuration fixes

Integrating the following commit(s) to linux-yocto/5.10.:

    fa039db710c qemuppc64: Enable the RTC driver
    f6cfc23fbfc nxp-s32g2xx: add HSE UIO related configs to make hse demo work
    2b445fb1e0b firmware: fix CONFIG_FW_LOADER option mismatch warning
    60dde01d949 nxp-imx8: Correct DRM_TTM config and delete redundant config
    07119316ee5 xlnx: bsp: drop obsolete kernel options for xilinx-zynqmp and xilinx-zynq
    0cf78165f8e bcm-2xxx-rpi: update v5.10 kernel config for raspberrypi 4b platform
    9b5a9e46778 marvell-cn96xx: Add the preempt-rt support

Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 6186f21b)
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>